package com.qdsg.modulesihealsdk.utils;

import android.annotation.SuppressLint;
import android.speech.tts.TextToSpeech;
import android.speech.tts.UtteranceProgressListener;


import com.siheal.interFace.TTS;

import java.util.Locale;
import java.util.UUID;

@SuppressLint("NewApi")
public class SystemTTS extends UtteranceProgressListener implements TTS {
    /**
     * 系统播报类,部分手机不支持中文播报
     */
    private static SystemTTS singleton;
    private TextToSpeech textToSpeech; // 系统语音播报类
    private boolean isSuccess = true;
    private String uuid;

    private OnTTSDoneListener onTTSDoneListener;

    public static SystemTTS getInstance() {
        if (singleton == null) {
            synchronized (SystemTTS.class) {
                if (singleton == null) {
                    singleton = new SystemTTS();
                }
            }
        }
        return singleton;
    }

    private SystemTTS() {
        textToSpeech = new TextToSpeech(SihealSdkConstant.SihealSdkAppContext, new TextToSpeech.OnInitListener() {
            @Override
            public void onInit(int i) {
                //系统语音初始化成功
                if (i == TextToSpeech.SUCCESS) {
                    int result = textToSpeech.setLanguage(Locale.CHINA);
                    textToSpeech.setPitch(1.0f);// 设置音调，值越大声音越尖（女生），值越小则变成男声,1.0是常规
                    textToSpeech.setSpeechRate(1.0f);
                    textToSpeech.setOnUtteranceProgressListener(SystemTTS.this);
                    if (result == TextToSpeech.LANG_MISSING_DATA
                            || result == TextToSpeech.LANG_NOT_SUPPORTED) {
                        //系统不支持中文播报
                        isSuccess = false;
                    }
                }

            }
        });
    }

    public String playText(String playText, OnTTSDoneListener onTTSDoneListener) {
        if (!isSuccess) {
            return null;
        }
        if (textToSpeech != null) {
             uuid = UUID.randomUUID().toString();
            textToSpeech.speak(playText, TextToSpeech.QUEUE_ADD, null, uuid);
            this.onTTSDoneListener = onTTSDoneListener;
            return uuid;
        }
        return null;
    }

    @Override
    public String playText(String playText) {
        if (!isSuccess) {
            return null;
        }
        if (textToSpeech != null) {
            String uuid = UUID.randomUUID().toString();
            textToSpeech.speak(playText, TextToSpeech.QUEUE_ADD, null);
            return uuid;
        }
        return null;
    }

    @Override
    public void stopSpeak() {
        if (textToSpeech != null) {
            onTTSDoneListener = null;
            textToSpeech.stop();
        }
    }

    @Override
    public void onStart(String utteranceId) {

    }

    @Override
    public void onDone(String utteranceId) {
        if(onTTSDoneListener != null && utteranceId.equals(uuid)){
            onTTSDoneListener.onDone();
            onTTSDoneListener = null;
        }
    }

    @Override
    public void onError(String utteranceId) {

    }

    public interface OnTTSDoneListener{
        public void onDone();
    }
}

